Hummingbird feeder



FIG. 1 is a top perspective view of a hummingbird feeder showing my new design;

FIG. 2 is an elevational view of the front thereof, which is the same as the elevational view of the back;

FIG. 3 is an elevational view of the right side thereof, which is the same as the elevational view of the left side;

FIG. 4 is a top view thereof; and,

FIG. 5 is a bottom view thereof.

The broken lines shown in the drawings are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a hummingbird feeder, shown and described. 